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DNA instructions are transmitted via RNA to construct proteins.
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DNA, RNA, Proteins (1 of 4) DNA
DNA is a long, double-stranded molecule twisted into a helix. It is composed of a chemical code (represented by the letters A, T, G, and C) that describes how to…![](https://evolution.berkeley.edu/wp-content/uploads/2021/10/4586_evo_resources_resource_image_375_original-350x175.gif)
DNA, RNA, Proteins (2 of 4) RNA
RNA is similar to DNA, but it is shorter and single-stranded. RNA can carry an "imprint" of DNA information and take it to the place in the cell where proteins…![](https://evolution.berkeley.edu/wp-content/uploads/2021/10/70509_evo_resources_resource_image_376_original-350x170.gif)